40138514

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{149}}^1\times {\mathrm{797}}^1$

素因数の和:974

約数の個数: 24

約数和(自身を含む): 65715300

約数和(自身を除く): 25576786

約数列:

[1, 2, 13, 26, 149, 169, 298, 338, 797, 1594, 1937, 3874, 10361, 20722, 25181, 50362, 118753, 134693, 237506, 269386, 1543789, 3087578, 20069257, 40138514]

約数ペア:

[(1, 40138514), (2, 20069257), (13, 3087578), (26, 1543789), (149, 269386), (169, 237506), (298, 134693), (338, 118753), (797, 50362), (1594, 25181), (1937, 20722), (3874, 10361)]